Roughly it takes light less than 0.000000003 of a second to travel a one meter distance. Express this number in the form of a x 10 to the n power where 1< a < 10 and is a one digit number.
A. 3 x 10 to the 9th power
B. 3 x 10 to the 8th power
C. 3 x10 to the negative 9 power
D. 3 x 10 to the negative 8 power
The number is expressed as 3 x 10 to the -8 power, so the correct choice is D.
Wrong
Apologies for the mistake. Let's calculate it correctly.
If it takes light less than 0.000000003 of a second to travel a one meter distance, we can write it as 3 x 10^-9.
The correct choice is C. 3 x 10 to the negative 9 power.
Country s has 12, 345, 000 residents who tested positive for covid-19 what is the largest place value of the numeric part of this quantity
The largest place value of the numeric part of the quantity 12,345,000 is the millions place value.
Country s has 12, 345, 000 residents who tested positive for covid-19 what is the largest place value of the numeric part of this quantity?
___million